UNI-T UT-M14 User Manual page 8

2.4.4 Air Outlet
After powering on UT-M14, please make sure that no objects blocking or
obstructing the air inlet or air outlet to prevent it from working properly.
3. Operation Guide
3.1 Basic Operation
UT-M14 has three function keys, which correspond to the 3 status parameters of the
power amplifier, and the power amplifier performs the function by pressing the
corresponding function key as shown in the following figure.
Description of Function Key
Function Key
ON (Channel output switch)
INVERT (Output polarity)
GAIN x 10 (Gain Setting)
3.2 Application Scenario
Function Setting
Turn on/off
In-phase output
Reverse output
x 1, x 10
Description
Turn on/off channel output.
If the indicator is
illuminated, it indicates the
channel output is enabled.
Set the polarity of output
signal. If the indicator is
illuminated, it indicates the
power amplifier outputs a
reverse phase 180°signal
from the input signal;
If the indicator is
extinguished, it indicates
the power amplifier outputs
an in-phase signal that is
the same as the input
signal.
Set the output gain. If the
indicator is illuminated, it
indicates x 10; if the
indicator is extinguished, it
indicates x 1.